Tag Archive for: Bandwidth Planning

SIP and WebRTC network devices diagram

Hosted PBX? CISCO Voice in a Router? (BE6K-S)

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The economics of a “hosted” or “cloud” based data and voice service is generally based on moving costs between the hosted provider and your office. The most dramatic example is the cost of the Internet connection. There is an inverse…
Hosted PBX network diagram

Hosted “virtual” phone system or own your own?

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We are often asked for an opinion on the subject of what is better solution: a hosted "virtual" PBX or owning your own phone system?    Lets take a look a quick look at both solutions and see if anything stands out as making one solution…
Hosted PBX network diagram

ShoreTel Compatible Audio Conference Bridge on a Plug Server?

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The Sheevaplug computer is an amazing appliance!  Think of the applications you could create on this 3 watt PC often confused as a wall transformer  by the uninitiated.   In fact I have a bunch of "wall warts" under foot  for a variety of…
Hosted PBX network diagram

QOS for ShoreTel VoIP Deployments!

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Setting up QOS on your routers to support ShoreTel VoIP across a WAN connection requires that you employ some creativity in your configuration.   Think of Class Marking as a way of “coloring” packets so that the routers no how to treat…
Hosted PBX network diagram

Trends - Part 2 the impact of SIP

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Lets take a look at the impact of SIP – Aide from the pure technology play, SIP represents a fundamental change in the economics of the telecommunications market. The carriage of telecommunications has been in transition with a steady migration…
Hosted PBX network diagram

Admission Bandwidth Control?

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In a VoIP environment the WAN circuit is generally engineered to handle X phone calls of a specific codec. For example you might plan out a circuit that supports 10 simultaneous phone calls across the WAN between sites. You select the G711…

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